diff --git a/user.js b/user.js index bd7c46fe..fdc692e1 100644 --- a/user.js +++ b/user.js @@ -1,7 +1,7 @@ /****** * name: arkenfox user.js -* date: 5 February 2024 -* version: 122 +* date: 7 June 2024 +* version: 126 * urls: https://github.com/arkenfox/user.js [repo] * : https://arkenfox.github.io/gui/ [interactive] * license: MIT: https://github.com/arkenfox/user.js/blob/master/LICENSE.txt @@ -35,7 +35,7 @@ - It is recommended to not use the updater, or you will get a later version which may cause issues. So you should manually append your overrides (and keep a copy), and manually update when you change ESR releases (arkenfox is already past that release) - - If you decide to keep updating, then the onus is on - also see section 9999 + - If you decide to keep updating, then the onus is on you - also see section 9999 * INDEX: @@ -95,8 +95,8 @@ user_pref("browser.startup.homepage", "about:blank"); user_pref("browser.newtabpage.enabled", false); /* 0105: disable sponsored content on Firefox Home (Activity Stream) * [SETTING] Home>Firefox Home Content ***/ -user_pref("browser.newtabpage.activity-stream.showSponsored", false); // [FF58+] Pocket > Sponsored Stories -user_pref("browser.newtabpage.activity-stream.showSponsoredTopSites", false); // [FF83+] Sponsored shortcuts +user_pref("browser.newtabpage.activity-stream.showSponsored", false); // [FF58+] +user_pref("browser.newtabpage.activity-stream.showSponsoredTopSites", false); // [FF83+] Shortcuts>Sponsored shortcuts /* 0106: clear default topsites * [NOTE] This does not block you from adding your own ***/ user_pref("browser.newtabpage.activity-stream.default.sites", ""); @@ -158,9 +158,6 @@ user_pref("toolkit.telemetry.firstShutdownPing.enabled", false); // [FF57+] user_pref("toolkit.telemetry.coverage.opt-out", true); // [HIDDEN PREF] user_pref("toolkit.coverage.opt-out", true); // [FF64+] [HIDDEN PREF] user_pref("toolkit.coverage.endpoint.base", ""); -/* 0334: disable PingCentre telemetry (used in several System Add-ons) [FF57+] - * Defense-in-depth: currently covered by 0331 ***/ -user_pref("browser.ping-centre.telemetry", false); /* 0335: disable Firefox Home (Activity Stream) telemetry ***/ user_pref("browser.newtabpage.activity-stream.feeds.telemetry", false); user_pref("browser.newtabpage.activity-stream.telemetry", false); @@ -303,12 +300,14 @@ user_pref("_user.js.parrot", "0800 syntax error: the parrot's ceased to be!"); * [1] https://bugzilla.mozilla.org/1348275 ***/ user_pref("browser.urlbar.speculativeConnect.enabled", false); /* 0802: disable location bar contextual suggestions - * [SETTING] Privacy & Security>Address Bar>Suggestions from... + * [NOTE] The UI is controlled by the .enabled pref + * [SETTING] Search>Address Bar>Suggestions from... * [1] https://blog.mozilla.org/data/2021/09/15/data-and-firefox-suggest/ ***/ -user_pref("browser.urlbar.suggest.quicksuggest.nonsponsored", false); // [FF95+] -user_pref("browser.urlbar.suggest.quicksuggest.sponsored", false); // [FF92+] + // user_pref("browser.urlbar.quicksuggest.enabled", false); // [FF92+] [DEFAULT: false] + // user_pref("browser.urlbar.suggest.quicksuggest.nonsponsored", false); // [FF95+] [DEFAULT: false] + // user_pref("browser.urlbar.suggest.quicksuggest.sponsored", false); // [FF92+] [DEFAULT: false] /* 0803: disable live search suggestions - * [NOTE] Both must be true for the location bar to work + * [NOTE] Both must be true for live search to work in the location bar * [SETUP-CHROME] Override these if you trust and use a privacy respecting search engine * [SETTING] Search>Provide search suggestions | Show search suggestions in address bar results ***/ user_pref("browser.search.suggest.enabled", false); @@ -321,8 +320,9 @@ user_pref("browser.urlbar.addons.featureGate", false); // [FF115+] user_pref("browser.urlbar.mdn.featureGate", false); // [FF117+] [HIDDEN PREF] user_pref("browser.urlbar.pocket.featureGate", false); // [FF116+] [DEFAULT: false] user_pref("browser.urlbar.weather.featureGate", false); // [FF108+] [DEFAULT: false] +user_pref("browser.urlbar.yelp.featureGate", false); // [FF124+] [DEFAULT: false] /* 0807: disable urlbar clipboard suggestions [FF118+] ***/ - // user_pref("browser.urlbar.clipboard.featureGate", false); // [DEFAULT: false] + // user_pref("browser.urlbar.clipboard.featureGate", false); // [DEFAULT: true FF125+] /* 0810: disable search and form history * [SETUP-WEB] Be aware that autocomplete form data can be read by third parties [1][2] * [NOTE] We also clear formdata on exit (2811) @@ -332,7 +332,7 @@ user_pref("browser.urlbar.weather.featureGate", false); // [FF108+] [DEFAULT: fa user_pref("browser.formfill.enable", false); /* 0815: disable tab-to-search [FF85+] * Alternatively, you can exclude on a per-engine basis by unchecking them in Options>Search - * [SETTING] Privacy & Security>Address Bar>When using the address bar, suggest>Search engines ***/ + * [SETTING] Search>Address Bar>When using the address bar, suggest>Search engines ***/ // user_pref("browser.urlbar.suggest.engines", false); /* 0820: disable coloring of visited links * [SETUP-HARDEN] Bulk rapid history sniffing was mitigated in 2010 [1][2]. Slower and more expensive @@ -412,7 +412,7 @@ user_pref("_user.js.parrot", "1200 syntax error: the parrot's a stiff!"); * but the problem is that the browser can't know that. Setting this pref to true is the only way for the * browser to ensure there will be no unsafe renegotiations on the channel between the browser and the server * [SETUP-WEB] SSL_ERROR_UNSAFE_NEGOTIATION: is it worth overriding this for that one site? - * [STATS] SSL Labs (Nov 2023) reports over 99.5% of top sites have secure renegotiation [4] + * [STATS] SSL Labs (May 2024) reports over 99.7% of top sites have secure renegotiation [4] * [1] https://wiki.mozilla.org/Security:Renegotiation * [2] https://datatracker.ietf.org/doc/html/rfc5746 * [3] https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-3555 @@ -517,6 +517,12 @@ user_pref("privacy.userContext.ui.enabled", true); * [NOTE] The menu is always shown on long press and right click * [SETTING] General>Tabs>Enable Container Tabs>Settings>Select a container for each new tab ***/ // user_pref("privacy.userContext.newTabContainerOnLeftClick.enabled", true); +/* 1703: set external links to open in site-specific containers [FF123+] + * [SETUP-WEB] Depending on your container extension(s) and their settings + * true=Firefox will not choose a container (so your extension can) + * false=Firefox will choose the container/no-container (default) + * [1] https://bugzilla.mozilla.org/1874599 ***/ + // user_pref("browser.link.force_default_user_context_id_for_external_opens", true); /*** [SECTION 2000]: PLUGINS / MEDIA / WEBRTC ***/ user_pref("_user.js.parrot", "2000 syntax error: the parrot's snuffed it!"); @@ -583,6 +589,11 @@ user_pref("pdfjs.disabled", false); // [DEFAULT: false] user_pref("pdfjs.enableScripting", false); // [FF86+] /* 2624: disable middle click on new tab button opening URLs or searches using clipboard [FF115+] */ user_pref("browser.tabs.searchclipboardfor.middleclick", false); // [DEFAULT: false NON-LINUX] +/* 2630: disable content analysis by DLP (Data Loss Prevention) agents + * DLP agents are background processes on managed computers that allow enterprises to monitor locally running + * applications for data exfiltration events, which they can allow/block based on customer defined DLP policies. + * [1] https://github.com/chromium/content_analysis_sdk */ +user_pref("browser.contentanalysis.default_allow", false); // [FF124+] [DEFAULT: false] /** DOWNLOADS ***/ /* 2651: enable user interaction for security by always asking where to download @@ -636,51 +647,70 @@ user_pref("_user.js.parrot", "2800 syntax error: the parrot's bleedin' demised!" * [SETTING] Privacy & Security>History>Custom Settings>Clear history when Firefox closes | Settings ***/ user_pref("privacy.sanitize.sanitizeOnShutdown", true); -/** SANITIZE ON SHUTDOWN: IGNORES "ALLOW" SITE EXCEPTIONS ***/ +/** SANITIZE ON SHUTDOWN: IGNORES "ALLOW" SITE EXCEPTIONS | v2 migration is FF128+ ***/ /* 2811: set/enforce what items to clear on shutdown (if 2810 is true) [SETUP-CHROME] - * [NOTE] If "history" is true, downloads will also be cleared - * [NOTE] "sessions": Active Logins: refers to HTTP Basic Authentication [1], not logins via cookies - * [1] https://en.wikipedia.org/wiki/Basic_access_authentication ***/ + * [NOTE] If "history" is true, downloads will also be cleared ***/ user_pref("privacy.clearOnShutdown.cache", true); // [DEFAULT: true] +user_pref("privacy.clearOnShutdown_v2.cache", true); // [FF128+] [DEFAULT: true] user_pref("privacy.clearOnShutdown.downloads", true); // [DEFAULT: true] user_pref("privacy.clearOnShutdown.formdata", true); // [DEFAULT: true] user_pref("privacy.clearOnShutdown.history", true); // [DEFAULT: true] -user_pref("privacy.clearOnShutdown.sessions", true); // [DEFAULT: true] +user_pref("privacy.clearOnShutdown_v2.historyFormDataAndDownloads", true); // [FF128+] [DEFAULT: true] // user_pref("privacy.clearOnShutdown.siteSettings", false); // [DEFAULT: false] + // user_pref("privacy.clearOnShutdown_v2.siteSettings", false); // [FF128+] [DEFAULT: false] /* 2812: set Session Restore to clear on shutdown (if 2810 is true) [FF34+] * [NOTE] Not needed if Session Restore is not used (0102) or it is already cleared with history (2811) * [NOTE] If true, this prevents resuming from crashes (also see 5008) ***/ // user_pref("privacy.clearOnShutdown.openWindows", true); -/** SANITIZE ON SHUTDOWN: RESPECTS "ALLOW" SITE EXCEPTIONS FF103+ ***/ +/** SANITIZE ON SHUTDOWN: RESPECTS "ALLOW" SITE EXCEPTIONS FF103+ | v2 migration is FF128+ ***/ /* 2815: set "Cookies" and "Site Data" to clear on shutdown (if 2810 is true) [SETUP-CHROME] * [NOTE] Exceptions: A "cookie" block permission also controls "offlineApps" (see note below). * serviceWorkers require an "Allow" permission. For cross-domain logins, add exceptions for * both sites e.g. https://www.youtube.com (site) + https://accounts.google.com (single sign on) * [NOTE] "offlineApps": Offline Website Data: localStorage, service worker cache, QuotaManager (IndexedDB, asm-cache) + * [NOTE] "sessions": Active Logins (has no site exceptions): refers to HTTP Basic Authentication [1], not logins via cookies * [WARNING] Be selective with what sites you "Allow", as they also disable partitioning (1767271) * [SETTING] to add site exceptions: Ctrl+I>Permissions>Cookies>Allow (when on the website in question) - * [SETTING] to manage site exceptions: Options>Privacy & Security>Permissions>Settings ***/ + * [SETTING] to manage site exceptions: Options>Privacy & Security>Permissions>Settings + * [1] https://en.wikipedia.org/wiki/Basic_access_authentication ***/ user_pref("privacy.clearOnShutdown.cookies", true); // Cookies user_pref("privacy.clearOnShutdown.offlineApps", true); // Site Data +user_pref("privacy.clearOnShutdown.sessions", true); // Active Logins [DEFAULT: true] +user_pref("privacy.clearOnShutdown_v2.cookiesAndStorage", true) // Cookies, Site Data, Active Logins [FF128+] -/** SANITIZE MANUAL: IGNORES "ALLOW" SITE EXCEPTIONS ***/ -/* 2820: reset default items to clear with Ctrl-Shift-Del [SETUP-CHROME] - * This dialog can also be accessed from the menu History>Clear Recent History +/** SANITIZE SITE DATA: IGNORES "ALLOW" SITE EXCEPTIONS ***/ +/* 2820: set manual "Clear Data" items [SETUP-CHROME] [FF128+] + * Firefox remembers your last choices. This will reset them when you start Firefox + * [SETTING] Privacy & Security>Browser Privacy>Cookies and Site Data>Clear Data ***/ +user_pref("privacy.clearSiteData.cache", true); +user_pref("privacy.clearSiteData.cookiesAndStorage", false); // keep false until it respects "allow" site exceptions +user_pref("privacy.clearSiteData.historyFormDataAndDownloads", true); + // user_pref("privacy.clearSiteData.siteSettings", false); + +/** SANITIZE HISTORY: IGNORES "ALLOW" SITE EXCEPTIONS | clearHistory migration is FF128+ ***/ +/* 2830: set manual "Clear History" items, also via Ctrl-Shift-Del [SETUP-CHROME] * Firefox remembers your last choices. This will reset them when you start Firefox * [NOTE] Regardless of what you set "downloads" to, as soon as the dialog - * for "Clear Recent History" is opened, it is synced to the same as "history" ***/ + * for "Clear Recent History" is opened, it is synced to the same as "history" + * [SETTING] Privacy & Security>History>Custom Settings>Clear History ***/ user_pref("privacy.cpd.cache", true); // [DEFAULT: true] +user_pref("privacy.clearHistory.cache", true); user_pref("privacy.cpd.formdata", true); // [DEFAULT: true] user_pref("privacy.cpd.history", true); // [DEFAULT: true] + // user_pref("privacy.cpd.downloads", true); // not used, see note above +user_pref("privacy.clearHistory.historyFormDataAndDownloads", true); +user_pref("privacy.cpd.cookies", false); user_pref("privacy.cpd.sessions", true); // [DEFAULT: true] user_pref("privacy.cpd.offlineApps", false); // [DEFAULT: false] -user_pref("privacy.cpd.cookies", false); - // user_pref("privacy.cpd.downloads", true); // not used, see note above +user_pref("privacy.clearHistory.cookiesAndStorage", false); // user_pref("privacy.cpd.openWindows", false); // Session Restore // user_pref("privacy.cpd.passwords", false); // user_pref("privacy.cpd.siteSettings", false); -/* 2822: reset default "Time range to clear" for "Clear Recent History" (2820) + // user_pref("privacy.clearHistory.siteSettings", false); + +/** SANITIZE MANUAL: TIMERANGE ***/ +/* 2840: set "Time range to clear" for "Clear Data" (2820) and "Clear History" (2830) * Firefox remembers your last choice. This will reset the value when you start Firefox * 0=everything, 1=last hour, 2=last two hours, 3=last four hours, 4=today * [NOTE] Values 5 (last 5 minutes) and 6 (last 24 hours) are not listed in the dropdown, @@ -692,15 +722,15 @@ user_pref("privacy.sanitize.timeSpan", 0); In FF118+ FPP is on by default in private windows (4001) and in FF119+ is controlled by ETP (2701). FPP will also use Remote Services in future to relax FPP protections - on a per site basis for compatibility (pref coming). + on a per site basis for compatibility (4003). 1826408 - restrict fonts to system (kBaseFonts + kLangPackFonts) (Windows, Mac, some Linux) https://searchfox.org/mozilla-central/search?path=StandardFonts*.inc 1858181 - subtly randomize canvas per eTLD+1, per session and per window-mode (FF120+) ***/ -user_pref("_user.js.parrot", "1400 syntax error: the parrot's bereft of life!"); +user_pref("_user.js.parrot", "4000 syntax error: the parrot's bereft of life!"); /* 4001: enable FPP in PB mode [FF114+] - * [NOTE] In FF119+, FPP for all modes (7106) is enabled with ETP Strict (2701) ***/ + * [NOTE] In FF119+, FPP for all modes (7016) is enabled with ETP Strict (2701) ***/ // user_pref("privacy.fingerprintingProtection.pbmode", true); // [DEFAULT: true FF118+] /* 4002: set global FPP overrides [FF114+] * Controls what protections FPP uses globally, including "RFPTargets" (despite the name these are @@ -709,6 +739,8 @@ user_pref("_user.js.parrot", "1400 syntax error: the parrot's bereft of life!"); * [WARNING] Not recommended. Either use RFP or FPP at defaults * [1] https://searchfox.org/mozilla-central/source/toolkit/components/resistfingerprinting/RFPTargets.inc ***/ // user_pref("privacy.fingerprintingProtection.overrides", ""); +/* 4003: disable remote FPP overrides [FF127+] ***/ + // user_pref("privacy.fingerprintingProtection.remoteOverrides.enabled"; false); /*** [SECTION 4500]: RFP (resistFingerprinting) RFP overrides FPP (4000) @@ -720,7 +752,6 @@ user_pref("_user.js.parrot", "1400 syntax error: the parrot's bereft of life!"); 418986 - limit window.screen & CSS media queries (FF41) 1281949 - spoof screen orientation (FF50) - 1330890 - spoof timezone as UTC0 (FF55) 1360039 - spoof navigator.hardwareConcurrency as 2 (FF55) FF56 1333651 - spoof User Agent & Navigator API @@ -740,7 +771,7 @@ user_pref("_user.js.parrot", "1400 syntax error: the parrot's bereft of life!"); 1372073 - spoof/block fingerprinting in MediaDevices API (FF59) Spoof: enumerate devices as one "Internal Camera" and one "Internal Microphone" Block: suppresses the ondevicechange event - 1039069 - warn when language prefs are not set to "en*" (also see 0210, 0211) (FF59) + 1039069 - warn when language prefs are not set to "en*" (FF59) 1222285 & 1433592 - spoof keyboard events and suppress keyboard modifier events (FF59) Spoofing mimics the content language of the document. Currently it only supports en-US. Modifier events suppressed are SHIFT and both ALT keys. Chrome is not affected. @@ -763,6 +794,9 @@ user_pref("_user.js.parrot", "1400 syntax error: the parrot's bereft of life!"); 1692609 - reduce JS timing precision to 16.67ms (previously FF55+ was 100ms) (FF102) 1422237 - return "srgb" with color-gamut (FF110) 1794628 - return "none" with inverted-colors (FF114) + 1554751 - return devicePixelRatio as 2 (previously FF41+ was 1) (FF127) + 1787790 - normalize system fonts (FF128) + 1835987 - spoof timezone as Atlantic/Reykjavik (previously FF55+ was UTC) (FF128) ***/ user_pref("_user.js.parrot", "4500 syntax error: the parrot's popped 'is clogs"); /* 4501: enable RFP @@ -796,6 +830,12 @@ user_pref("privacy.resistFingerprinting.letterboxing", true); // [HIDDEN PREF] * [WARNING] DO NOT USE unless testing, see [1] comment 12 * [1] https://bugzilla.mozilla.org/1635603 ***/ // user_pref("privacy.resistFingerprinting.exemptedDomains", "*.example.invalid"); +/* 4506: disable RFP spoof english prompt [FF59+] + * 0=prompt, 1=disabled, 2=enabled (requires RFP) + * [NOTE] When changing from value 2, preferred languages ('intl.accept_languages') is not reset. + * [SETUP-WEB] when enabled, sets 'en-US, en' for displaying pages and 'en-US' as locale. + * [SETTING] General>Language>Choose your preferred language for displaying pages>Choose>Request English... ***/ +user_pref("privacy.spoof_english", 1); /* 4510: disable using system colors * [SETTING] General>Language and Appearance>Fonts and Colors>Colors>Use system colors ***/ user_pref("browser.display.use_system_colors", false); // [DEFAULT: false NON-WINDOWS] @@ -867,7 +907,7 @@ user_pref("_user.js.parrot", "5000 syntax error: the parrot's taken 'is last bow * [1] https://bugzilla.mozilla.org/1281959 ***/ // user_pref("browser.download.forbid_open_with", true); /* 5010: disable location bar suggestion types - * [SETTING] Privacy & Security>Address Bar>When using the address bar, suggest ***/ + * [SETTING] Search>Address Bar>When using the address bar, suggest ***/ // user_pref("browser.urlbar.suggest.history", false); // user_pref("browser.urlbar.suggest.bookmark", false); // user_pref("browser.urlbar.suggest.openpage", false); @@ -1108,7 +1148,7 @@ user_pref("_user.js.parrot", "7000 syntax error: the parrot's pushing up daisies * [1] https://blog.mozilla.org/en/products/firefox/block-notification-requests/ ***/ // user_pref("dom.webnotifications.enabled", false); /* 7019: disable Push Notifications [FF44+] - * [WHY] Push requires subscription + * [WHY] Website "push" requires subscription, and the API is required for CRLite (1224) * [NOTE] To remove all subscriptions, reset "dom.push.userAgentID" * [1] https://support.mozilla.org/kb/push-notifications-firefox ***/ // user_pref("dom.push.enabled", false); @@ -1119,6 +1159,10 @@ user_pref("_user.js.parrot", "7000 syntax error: the parrot's pushing up daisies * [1] https://groups.google.com/g/discuss-webrtc/c/6stQXi72BEU/m/2FwZd24UAQAJ * [2] https://datatracker.ietf.org/doc/html/draft-ietf-mmusic-mdns-ice-candidates#section-3.1.1 ***/ // user_pref("media.peerconnection.enabled", false); +/* 7021: enable GPC (Global Privacy Control) in non-PB windows + * [WHY] Passive and active fingerprinting. Mostly redundant with Tracking Protection + * in ETP Strict (2701) and sanitizing on close (2800s) ***/ + // user_pref("privacy.globalprivacycontrol.enabled", true); /*** [SECTION 8000]: DON'T BOTHER: FINGERPRINTING [WHY] They are insufficient to help anti-fingerprinting and do more harm than good @@ -1156,8 +1200,6 @@ user_pref("browser.startup.homepage_override.mstone", "ignore"); // [HIDDEN PREF /* 9002: disable General>Browsing>Recommend extensions/features as you browse [FF67+] ***/ user_pref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.addons", false); user_pref("browser.newtabpage.activity-stream.asrouter.userprefs.cfr.features", false); -/* 9003: disable What's New toolbar icon [FF69+] ***/ -user_pref("browser.messaging-system.whatsNewPanel.enabled", false); /* 9004: disable search terms [FF110+] * [SETTING] Search>Search Bar>Use the address bar for search and navigation>Show search terms instead of URL... ***/ user_pref("browser.urlbar.showSearchTerms.enabled", false); @@ -1210,6 +1252,15 @@ user_pref("security.family_safety.mode", 0); // 0711: disable skipping DoH when parental controls are enabled [FF70+] // [-] https://bugzilla.mozilla.org/1586941 user_pref("network.dns.skipTRR-when-parental-control-enabled", false); +// FF123 +// 0334: disable PingCentre telemetry (used in several System Add-ons) [FF57+] + // Defense-in-depth: currently covered by 0331 + // [-] https://bugzilla.mozilla.org/1868988 +user_pref("browser.ping-centre.telemetry", false); +// FF126 +// 9003: disable What's New toolbar icon [FF69+] + // [-] https://bugzilla.mozilla.org/1724300 +user_pref("browser.messaging-system.whatsNewPanel.enabled", false); // ***/ /* END: internal custom pref to test for syntax errors ***/